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バックアップアプリケーションによって NDMP ネットワークダンプ処理が中止されました

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Category:
ontap-9
Specialty:
dp
Last Updated:

環境

  • ONTAP 9
  • NDMP(Network Data Management Protocol)
  • DMA (データ管理アプリケーション)
  • Commvault ( CV )

問題

  • データ管理アプリケーションとのデータ接続が確立されると、 DMA によってネットワークデータ管理プロトコルの処理が中止されます。
  • 以下の NDMP デバッグログでは、 DMA はデータ接続の確立を試みます。

Mon Sep 27 2021 17:54:36 +02:00 [kern_ndmpd:info:6040] [27026]  DEBUG: S<BKUP (ndmp_server) BR2NDMPD_DEBUG_LOG
Mon Sep 27 2021 17:54:36 +02:00 [kern_ndmpd:info:6040] [27026]  DEBUG:    LOG sev (3) msg (NDMP Connect: Unable to Connect to [MediaAgent1]:8602 due to Connection timed out)
Mon Sep 27 2021 17:55:51 +02:00 [kern_ndmpd:info:6040] [27026]  DEBUG: S<BKUP (ndmp_server) BR2NDMPD_DEBUG_LOG
Mon Sep 27 2021 17:55:51 +02:00 [kern_ndmpd:info:6040] [27026]  DEBUG:    LOG sev (3) msg (NDMP Connect: Unable to Connect to [MediaAgent2]:8602 due to Connection timed out)
Mon Sep 27 2021 17:57:06 +02:00 [kern_ndmpd:info:6040] [27026]  DEBUG: S<BKUP (ndmp_server) BR2NDMPD_DEBUG_LOG
Mon Sep 27 2021 17:57:06 +02:00 [kern_ndmpd:info:6040] [27026]  DEBUG:    LOG sev (3) msg (NDMP Connect: Unable to Connect to [MediaAgent3]:8602 due to Connection timed out)
Mon Sep 27 2021 17:58:21 +02:00 [kern_ndmpd:info:6040] [27026]  DEBUG: S<BKUP (ndmp_server) BR2NDMPD_DEBUG_LOG
Mon Sep 27 2021 17:58:21 +02:00 [kern_ndmpd:info:6040] [27026]  DEBUG:    LOG sev (3) msg (NDMP Connect: Unable to Connect to [MediaAgent1]:8602 due to Connection timed out)
Mon Sep 27 2021 17:59:36 +02:00 [kern_ndmpd:info:6040] [27026]  DEBUG: S<BKUP (ndmp_server) BR2NDMPD_DEBUG_LOG
Mon Sep 27 2021 17:59:36 +02:00 [kern_ndmpd:info:6040] [27026]  DEBUG:    LOG sev (3) msg (NDMP Connect: Unable to Connect to [MediaAgent2]:8602 due to Connection timed out)
Mon Sep 27 2021 18:00:51 +02:00 [kern_ndmpd:info:6040] [27026]  DEBUG: S<BKUP (ndmp_server) BR2NDMPD_DEBUG_LOG
Mon Sep 27 2021 18:00:51 +02:00 [kern_ndmpd:info:6040] [27026]  DEBUG:    LOG sev (3) msg (NDMP Connect: Unable to Connect to [MediaAgent3]:8602 due to Connection timed out)
Mon Sep 27 2021 18:02:06 +02:00 [kern_ndmpd:info:6040] [27026]  DEBUG: S<BKUP (ndmp_server) BR2NDMPD_DEBUG_LOG
Mon Sep 27 2021 18:02:06 +02:00 [kern_ndmpd:info:6040] [27026]  DEBUG:    LOG sev (3) msg (NDMP Connect: Unable to Connect to [MediaAgent1]:8602 due to Connection timed out)

  • データ接続の確立に 5 分以上かかりました。

Mon Sep 27 2021 18:02:06 +02:00 [kern_ndmpd:info:6040] [27026]  DEBUG: NDMP Connect: Successfully connected to [MediaAgent2].8602, using local address [cluster_mgmt_IP].21613

  • その後、 DMA によって接続が中断されます。

Mon Sep 27 2021 18:02:06 +02:00 [kern_ndmpd:info:6040] [27026]  DEBUG: DMA>>S V4 sequence=27 (0x1b)
Mon Sep 27 2021 18:02:06 +02:00 [kern_ndmpd:info:6040] [27026]  DEBUG:    Time_stamp=0x6151eafe (Sep 27 18:02:06 2021)
Mon Sep 27 2021 18:02:06 +02:00 [kern_ndmpd:info:6040] [27026]  DEBUG:    message type=0 (NDMP4_MESSAGE_REQUEST)
Mon Sep 27 2021 18:02:06 +02:00 [kern_ndmpd:info:6040] [27026]  DEBUG:    message_code=0x902 (NDMP4_CONNECT_CLOSE)
Mon Sep 27 2021 18:02:06 +02:00 [kern_ndmpd:info:6040] [27026]  DEBUG:    reply_sequence=0 (0x0)
Mon Sep 27 2021 18:02:06 +02:00 [kern_ndmpd:info:6040] [27026]  DEBUG:    error_code=0 (NDMP4_NO_ERR)
Mon Sep 27 2021 18:02:06 +02:00 [kern_ndmpd:info:6040] [27026]  DEBUG: service_terminate called
Mon Sep 27 2021 18:02:06 +02:00 [kern_ndmpd:info:6040] [27026]  DEBUG: received CLOSE command from [MediaAgent2].63379

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